CVE-2022-49007 is a NULL pointer dereference vulnerability in the nilfs2 filesystem driver of the Linux kernel. This flaw occurs when the DAT metadata file is corrupted, leading to a crash during b-tree operations if req->pr_desc_bh is NULL. It affects various versions of the Linux kernel. The vulnerability is rated Medium (CVSS 5.5) with a local attack vector and low attack complexity. A successful exploit could lead to a denial of service (system crash) due to the NULL pointer dereference, with no impact on confidentiality or integrity. User interaction is not required. There is no evidence of active exploitation, and no public exploit code (Metasploit, Nuclei, ExploitDB) is available. Community discussion and media coverage for this CVE are minimal, which is typical for a large percentage of reported vulnerabilities.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 4.9.335CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 4.10, < 4.14.301CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 4.15, < 4.19.268CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 4.20, < 5.4.226CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.5, < 5.10.158CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.